Copy or print this table to record
your results (you cannot enter the results on-screen). Then plot curves of coating
thickness, t versus line speed, v for the three different pressures.
Air knife pressure = 27,600 Pa |
Coating thickness, t
/ µm |
| Line speed, v / m min-1 |
30 |
40 |
50 |
60 |
70 |
80 |
| Reading 1 |
|
|
|
|
|
|
| Reading 2 |
|
|
|
|
|
|
| Reading 3 |
|
|
|
|
|
|
| Reading 4 |
|
|
|
|
|
|
| Reading 5 |
|
|
|
|
|
|
| Mean |
|
|
|
|
|
|
Air knife pressure = 48,300 Pa |
Coating thickness, t
/ µm |
| Reading 1 |
|
|
|
|
|
|
| Reading 2 |
|
|
|
|
|
|
| Reading 3 |
|
|
|
|
|
|
| Reading 4 |
|
|
|
|
|
|
| Reading 5 |
|
|
|
|
|
|
| Mean |
|
|
|
|
|
|
Air knife pressure = 68,950 Pa |
Coating thickness, t
/ µm |
| Reading 1 |
|
|
|
|
|
|
| Reading 2 |
|
|
|
|
|
|
| Reading 3 |
|
|
|
|
|
|
| Reading 4 |
|
|
|
|
|
|
| Reading 5 |
|
|
|
|
|
|
| Mean |
|
|
|
|
|
|
